Bold and festive, these eye-catching birthday chalkboard party balloons add excitement to your event. These festive black foil balloons feature a bright cake and a "Happy Birthday" message in the center, and they're trimmed with a multicolored sprinkle border around the edge. The chalkboard-style illustrations are perfect for birthday celebrants of any age. These bulk balloons match our other chalkboard decorations including hanging cutouts, banners, and centerpieces, so you can pull together a perfectly coordinated celebration.